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Publications

1999-1991

22. Optical nonlinearity in phthalocyanines and clusters.

      G. Ravindrakumar, R. Philip, M. Ravikanth, P. Mathur and S. G. Ghosh, Proceedings of the International Conference on 

      Lasers’ 98, 770-776 (1999).

21. Studies of third order nonlinearity in iron (III) phthalocyanine π-oxo dimers using picosecond four wave mixing.

      Reji Philip, M. Ravikanth and G. Ravindrakumar, Optics Commun. 165, 91-97 (1999).

20. Trans-substituted porphyrin building blocks bearing iodo and ethynyl groups for applications in bioorganic and materials

      chemistry. M. Ravikanth, J-S. Strachan, F. Li and J. S. Lindsey, Tetrahedron 54, 7721-7734 (1998).

19. Investigation of phthalocyanine catalysts for the aerobic synthesis of meso-substituted Porphyrins.

      M. Ravikanth, C. Achim, J. S. Tyhonas, E. Munck and J. S. Lindsey, J. Porphyrins and Phthalocyanines, 1, 385-394 (1997)

18. Third order optical nonlinearity in basket handle porphyrins- picosecond four-wave mixing and excited state dynamics. 

     G. Ravindrakumar, M. Ravikanth, S. Benerjee and A. Sevian, Optics Commun. 144, 245-251 (1997).

17. Fluorescence study of some deformed zinc(II) porphyrins.

      N. C. Maiti and M. Ravikanth, J. Photochem. Photobiol. A: Chem. 101, 7-10 (1996).

16. Effects of nonplanarity and π-substitution on the singlet excited state properties of basket handle porphyrins.

      N. C. Maiti and M. Ravikanth, J. Chem. Soc. Faraday Trans. 92, 1095-1100 (1996).

15. Optical limiting in short chain basket handle porphyrins.

       Sevian, M. Ravikanth and G. Ravindrakumar, Chem. Phys. Lett. 263, 241-246 (1996).

 

14. Nonlinear optical properties of porphyrins.  

      M. Ravikanth and G. Ravindrakumar, Curr. Sci. 68, 1010-1017 (1995).

13. Photophysical properties of structurally deformed basket handle porphyrins. 

      N. C. Maiti and M. Ravikanth, J. Chem. Soc. Faraday Trans. 91, 145-151 (1995).

12. Fluorescence dynamics of non-covalently linked porphyrin dimer and aggregates.

      N. C. Maiti, M. Ravikanth, S. Mazumdar and N. Periasamy, J. Phys. Chem. 99, 17192-17197 (1995).

11. Spectral and electrochemical properties of deformed short chain basket handle iron (II) porphyrins.

       M. Ravikanth, D. Reddy and T. Chandrashekar, Proc. Ind. Natl. Acad. 107, 487-496 (1995).

10. Short chain basket handle porphyrins: ground and excited state dynamics.  

      M. Ravikanth, D. Reddy and T. K. Chandrashekar, J. Ind. Chem. Soc. 70, 1023-1034 (1993).

9. Nonplanar porphyrins and their biological relevance: ground and excited state dynamics.

    M. Ravikanth and T. K. Chandrashekar, Structure and Bonding (Berlin) 82, 105-188 (1995).

8.  Nonplanarity and its implications on triplet state characteristics of basket handle porphyrins.

     M. Ravikanth, D. Reddy and T. K. Chandrashekar, Chem. Phys. Lett. 222, 563-570 (1994).

7.  Brominated short chain basket handle porphyrins and their copper (II) derivatives: spectral and electrochemical studies on

     the effect of π-substitution and distortion. D. Reddy, M. Ravikanth and T. K. Chandrashekar, J. Chem. Soc. Dalton Trans. 3575-

     3580 (1993).

 6.   π-Cation radicals of iron (III) derivatives of short chain basket handle porphyrins. 

       M. Ravikanth, D. Reddy and T. K. Chandrashekar, J. Chem. Soc. Dalton Trans. 491-495 (1994).

 5.  π-Cation radicals of copper (II) derivatives of short chain basket handle porphyrins.

      M. Ravikanth, A. Misra, T. K. Chandrashekar, S. Sathiah and H. D. Bist, Inorg. Chem. 33,392-395 (1994).

4.   Effect of porphyrin ring distortion on singlet excited state properties of alkyl bridged basket handle porphyrins.

      M. Ravikanth and T. K. Chandrashekar, J. Photochem. Photobiol. A: Chem. 72, 181-187 (1993).

3.   Fluorescence properties of distorted short chain basket handle porphyrins.

      M. Ravikanth, D. Reddy and T. K. Chandrashekar, J. Photochem. Photobiol. A: Chem. 74, 61-67 (1993).

2.   Effects of porphyrin ring distortion on the spectral and electrochemical properties of short chain basket handle porphyrins.

     M. Ravikanth, D. Reddy, A. Misra and T. K. Chandrashekar, J. Chem. Soc. Dalton Trans. 1137-1141 (1993).

1.   Dimerization effects on spectroscopic properties of water-soluble porphyrins in aqueous and micellar media.

      M. Ravikanth, D. Reddy, T. K. Chandrashekar, J. Chem. Soc. Dalton Trans. 2103-2108 (1991).

 

 

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